US 12,219,443 B2
Broadcast, multicast, and unicast on sidelink for 5G eV2X
Qing Li, Princeton Junction, NJ (US); Pascal M. Adjakple, Great Neck, NY (US); Guodong Zhang, Woodbury, NY (US); Mohamed Awadin, Plymouth Meeting, PA (US); Allan Y. Tsai, Boonton, NJ (US); Yifan Li, Conshohocken, PA (US); and Lakshmi R. Iyer, King of Prussia, PA (US)
Assigned to InterDigital Patent Holdings, Inc., Wilmington, DE (US)
Appl. No. 17/265,254
Filed by InterDigital Patent Holdings, Inc., Wilmington, DE (US)
PCT Filed Jul. 8, 2019, PCT No. PCT/US2019/040848
§ 371(c)(1), (2) Date Feb. 2, 2021,
PCT Pub. No. WO2020/033089, PCT Pub. Date Feb. 13, 2020.
Claims priority of provisional application 62/716,833, filed on Aug. 9, 2018.
Claims priority of provisional application 62/734,673, filed on Sep. 21, 2018.
Claims priority of provisional application 62/827,611, filed on Apr. 1, 2019.
Prior Publication US 2021/0306824 A1, Sep. 30, 2021
Int. Cl. H04W 72/00 (2023.01); H04L 1/1812 (2023.01); H04L 1/1867 (2023.01); H04W 4/40 (2018.01); H04W 72/02 (2009.01); H04W 72/0446 (2023.01); H04W 72/0453 (2023.01); H04W 72/1263 (2023.01); H04W 72/20 (2023.01)
CPC H04W 4/40 (2018.02) [H04L 1/1819 (2013.01); H04L 1/1896 (2013.01); H04W 72/02 (2013.01); H04W 72/0446 (2013.01); H04W 72/0453 (2013.01); H04W 72/1263 (2013.01); H04W 72/20 (2023.01)] 10 Claims
OG exemplary drawing
 
1. A wireless transmit/receive unit (WTRU) comprising:
a processor and a memory, the processor and the memory configured to:
send a first sidelink control information (SCI),
on a physical sidelink control channel (PSCCH),
wherein the first SCI is associated with a first format,
and wherein the first SCI comprises an indication of a first resource associated with an initial transmission; and
send the initial transmission using the first resource in accordance with the first SCI, the initial transmission comprising data and a second SCI,
wherein the second SCI comprises control information for decoding the data,
wherein the second SCI comprises cast bit information, the cast bit information
comprising two bits indicating one of broadcast, groupcast, or unicast,
wherein the second SCI is associated with a second format, the second format being SCI Format 2-A,
wherein the first format and the second format are different,
wherein the second SCI comprises a source identifier (ID) and a destination identifier (ID),
wherein the second SCI comprises a hybrid automatic repeat request (HARQ) enable indicator and an indication of a HARQ process number,
and wherein the HARQ enable indicator indicates whether HARQ feedback is enabled or disabled using a single bit.